On Fri, Feb 03, 2017 at 07:07:02PM +0100, Halil Pasic wrote: > > > On 02/03/2017 04:37 PM, Michael S. Tsirkin wrote: > > On Fri, Feb 03, 2017 at 10:33:16AM +0000, Stefan Hajnoczi wrote: > >>> +\begin{description} > >>> +\item[0] dataq1 > >>> +\item[\ldots] > >>> +\item[N-1] dataqN > >>> +\item[N] controlq > >>> +\end{description} > >>> + > >>> +N is set by \field{max_dataqueues}. > >>> + > >>> +\subsection{Feature bits}\label{sec:Device Types / Crypto Device / > >>> Feature bits} > >>> + > >>> +VIRTIO_CRYPTO_F_NON_SESSION_MODE (0) non-session mode is available. > >>> +VIRTIO_CRYPTO_F_CIPHER_NON_SESSION_MODE (1) non-session mode is > >>> available for CIPHER service. > >>> +VIRTIO_CRYPTO_F_HASH_NON_SESSION_MODE (2) non-session mode is available > >>> for HASH service. > >>> +VIRTIO_CRYPTO_F_MAC_NON_SESSION_MODE (3) non-session mode is available > >>> for MAC service. > >>> +VIRTIO_CRYPTO_F_AEAD_NON_SESSION_MODE (4) non-session mode is available > >>> for AEAD service. > >> > >> Bits 1-4 require bit 0. Is bit 0 necessary at all? Or may bits 1-4 can > >> be eliminated in favor of just bit 0. > > > > Too late to change it as QEMU released a device with that feature. > > > > When was this introduced to QEMU? Can't find it in current master > and I do not remember seeing the patches.
s/QEMU/Linux/ It's in drivers/crypto/virtio/.
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